We categorise reactions by the direction of this energy change. If energy is released by a reaction, the reaction is exothermic. If energy is absorbed by a reaction, the reaction is endothermic. When ...

The slideshow describes an exothermic reaction between dilute sodium hydroxide and hydrochloric acid, and an endothermic reaction between sodium carbonate and ethanoic acid.

A presenter-led science video investigating exothermic and endothermic reactions, with Dr Maggie Aderin-Pocock and Dr Alex Lathbridge.

These systems are characterized by alternating layers of reactive materials that can undergo exothermic reactions, releasing substantial amounts of heat. This heat can be harnessed for various ...

Adverse food reactions (AFRs) in companion animals, particularly dogs and cats, are a significant concern for pet owners and veterinarians alike. These reactions can manifest in various ways ...

Animal-assisted therapy, in which dogs, horses, and other domestic animals help facilitate different forms of therapy, can be helpful for individuals who are socially isolated, living with a ...

Jan. 19, 2025 — Ecologists have identified significant ecological risks associated with the release of hybrid groupers into Hong Kong's coastal waters, a practice ...

Allergic reactions in babies and infants can range from mild to severe or even life-threatening. Emergency symptoms of anaphylaxis (a severe allergic reaction) can develop within minutes. Infants can ...

After a federal ban took effect preventing Americans from using TikTok, thousands posted on X and other platforms to share their (often hilarious) reactions Brenton Blanchet is a writer-reporter ...

Animal awareness days provide rescue and wildlife groups with the opportunity to highlight public awareness and raise funds for animals in need. From shelter dogs to pygmy hippos, these amazing ...